In global terms, performance management serves as a a process which allows a global company or multinational venture (MNE) to evaluate and constantly improve individual and corporate and business performance in relation to pre-set goals and targets. Furthermore, performance appraisals are considered to be always a key human resource management (HRM) activity of performance management and can affect the execution of business strategy in a company. According to Milliman et al. (2002, p. 106) the goal of performance appraisals is to 'identify specific advantages and weaknesses, evaluate training needs, plan future development, and provide motivation through providing as a basis for prize and career responses'.
The need for warranties can be explained from the economical studies that focus on the goal of these legal contracts. Warranties may serve as signals of quality (Spence 1977), as insurance against variations in product performance (Heal 1977) or as incentive devices (Cooper-Ross 1985, 1988a, 1988b and Priest 1981).
Warranty is a legal responsibility of the manufacturer or dealer who's liable to the consumers in case of failure of this product. It gives satisfaction to the consumer as well as self confidence that the merchandise works well. (Anisur and Chattopadhyay 2004)
Magnusson-Moss warranty Take action (1975) areas that length of time of lifetime warranty is a source of distress because of problems in understanding life methods of coverage.